chevron_left Back to Clemens Park - Alsea River

Clemens Park - Alsea River

Macroinvertebrate data: 10-29-2015



School: Oregon State University

Date and time: Oct. 29, 2015, 10:56 a.m.

Water quality: Good

Number of people sorting/identifying:

Water type: riffle

Time spent sorting/identifying:

Weather:

Percent EPT: 72.34%

Note: EPT is the total number of caddisflies, mayflies, and stoneflies found divided by number of all bugs

Sensitivity to pollution
Sensitive
Count
Caddisfly
8
Mayfly
6
Riffle beetle
6
Stonefly
20
Water penny
0
Dobsonfly
0
Sensitive total
12
Somewhat Sensitive
Count
Clam/mussel
0
Crane fly
1
Crayfish
4
Damselfly
0
Dragonfly
0
Scud
0
Fishfly
0
Alderfly
0
Mite
0
Somewhat sensitive total
4
Tolerant
Count
Aquatic worm
2
Blackfly
0
Leech
0
Midge
0
Snail
0
Mosquito larva
0
Tolerant total
1